Disinfecting-soap.



\ enemercuric 'oxid with two molecules of'NaOH) are inti UNITED STATESPATENT OFFICE.

MAX ENG-ELMANN, ELBERFELD, GERMANY, ASSIGNOR TO FARBENFABRIKEN- VORM.FRIEDR. BAYER & 00., OF ELBERFELD, GERMANY, A CORPORATION OF GER- MANY.

DISINFECTING-SOAP.

1 ,027 ,707, 4 Specification of Letters Patent.

No Drawing.

To all whom may concern:

Be it known. that I, MAX ENGELMANN, doctor of hilosophy, chemist,citizen of the German mpire, residing at Elberfeld,

facture and production of new disinfecting soaps.

y The process for their production consists in mixing soaps withmercuric phenolates or 0 their salts. i

- The new soaps possess valuable thera-- peutic properties and thefactthat they'are non-irritant and penetrate freely into the depth of theloosened tissue renders them highly valuable as disinfecting andtherapeutic agents. v

In order to illustrate the new process more fully the following exampleis given, the parts being byweight:- In a suitable mixing apparatus 20.parts of ortho-phenylin the shapeof its sodium salt (which is obtainedby treating ortho-oxyphenylmercuric chlorid mately mixed with 1000 partsof a neutral medicinal potassium or sodium soap; The soap is thenfinished in the usuahway. It is a white preparation. 4 Soapsof any con-.venient percentage ofmercury canthus be obtained;

Other mercuric phenols may be used, as such or in the shape of theirsalts, such as ortho-oxy-phenylmercuric chlorid f curic chloridbenzoyl-ortho-oxyphenyl-mercuric chlorid C H OCQC HHH 7 Clpara-oxyphenylme'r- (iH HgCl, oxyphenylenedime'rcuricdiacetatehydrargyrum carbolicum C H .O.HgO.C,H

' Patented May 28,1912. Application flled'liov'ember 1, 1910. Serial No.590,144.

or the analogous compounds being derivatives of cresols, pyrocatechin,chlorophen'ols, naphthols, guaiacol, etc.

I claim zcomprising soap constituents and mercuric phenols, beingsubstantially free from excess substantially as described.

2. The herein described medicinal soaps "comprising soap constituentsand mercuric phenols, being substantially free from excess of uncombinedphenols, non-irritant, and

possessing valuable therapeutic and disinfecting properties. v 1

3. The herein descrlbe'dmedicmal soaps comprlsing soap constituents anda mercuric derlvat-iveof an unsubstituted phenol, beingsubstantiallyfree from excess of uncombinedhenol, non-irritant, and possessing valuabe therapeutic and; disinfecting'properties] v v4:. The herein describedmedicinal soaps comprising soap constituents and orthophenylene mercuricoxid substances.

In testimony whereof I have hereunto set my hand in the presence of twosubscribing witnesses.

-Witnessesz' 4 WALTER Vnnmzcu'r,- ALFRED HENKEL.

M'AX EN EL A N, as

. 1. The herein described medicinal soaps

